Searched hist:"06 e9552f" (Results 1 – 4 of 4) sorted by relevance
| /openbmc/linux/drivers/net/ethernet/sfc/falcon/ |
| H A D | efx.c | 06e9552f Fri Apr 27 02:13:24 CDT 2018 Christoph Hellwig <hch@lst.de> x86/pci-dma: remove the experimental forcesac boot option
Limiting the dma mask to avoid PCI (pre-PCIe) DAC cycles while paying
the huge overhead of an IOMMU is rather pointless, and this seriously
gets in the way of dma mapping work.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
06e9552f Fri Apr 27 02:13:24 CDT 2018 Christoph Hellwig <hch@lst.de> x86/pci-dma: remove the experimental forcesac boot option
Limiting the dma mask to avoid PCI (pre-PCIe) DAC cycles while paying
the huge overhead of an IOMMU is rather pointless, and this seriously
gets in the way of dma mapping work.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
|
| /openbmc/linux/arch/x86/kernel/ |
| H A D | pci-dma.c | 06e9552f Fri Apr 27 02:13:24 CDT 2018 Christoph Hellwig <hch@lst.de> x86/pci-dma: remove the experimental forcesac boot option
Limiting the dma mask to avoid PCI (pre-PCIe) DAC cycles while paying
the huge overhead of an IOMMU is rather pointless, and this seriously
gets in the way of dma mapping work.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
06e9552f Fri Apr 27 02:13:24 CDT 2018 Christoph Hellwig <hch@lst.de> x86/pci-dma: remove the experimental forcesac boot option
Limiting the dma mask to avoid PCI (pre-PCIe) DAC cycles while paying
the huge overhead of an IOMMU is rather pointless, and this seriously
gets in the way of dma mapping work.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
|
| /openbmc/linux/drivers/net/ethernet/sfc/ |
| H A D | efx.c | 06e9552f Fri Apr 27 02:13:24 CDT 2018 Christoph Hellwig <hch@lst.de> x86/pci-dma: remove the experimental forcesac boot option
Limiting the dma mask to avoid PCI (pre-PCIe) DAC cycles while paying
the huge overhead of an IOMMU is rather pointless, and this seriously
gets in the way of dma mapping work.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
06e9552f Fri Apr 27 02:13:24 CDT 2018 Christoph Hellwig <hch@lst.de> x86/pci-dma: remove the experimental forcesac boot option
Limiting the dma mask to avoid PCI (pre-PCIe) DAC cycles while paying
the huge overhead of an IOMMU is rather pointless, and this seriously
gets in the way of dma mapping work.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
|
| /openbmc/linux/Documentation/admin-guide/ |
| H A D | kernel-parameters.txt | 06e9552f Fri Apr 27 02:13:24 CDT 2018 Christoph Hellwig <hch@lst.de> x86/pci-dma: remove the experimental forcesac boot option
Limiting the dma mask to avoid PCI (pre-PCIe) DAC cycles while paying
the huge overhead of an IOMMU is rather pointless, and this seriously
gets in the way of dma mapping work.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
06e9552f Fri Apr 27 02:13:24 CDT 2018 Christoph Hellwig <hch@lst.de> x86/pci-dma: remove the experimental forcesac boot option
Limiting the dma mask to avoid PCI (pre-PCIe) DAC cycles while paying
the huge overhead of an IOMMU is rather pointless, and this seriously
gets in the way of dma mapping work.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
|